/* ============================================
   Advanced Carpet And Flooring, Inc
   Mobile-first, design system
   ============================================ */

:root {
  /* Colors — off-white base, teal/brown from logo */
  --bg: #f8f7f4;
  --text: #1a2e2a;
  --text-muted: #4a5d59;
  --accent: #8b7355;
  --accent-soft: #c4b5a5;
  --border: rgba(26, 46, 42, 0.08);
  --border-strong: rgba(26, 46, 42, 0.12);

  /* Spacing — 8px system */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 40px;
  --space-6: 48px;
  --space-7: 56px;
  --space-8: 64px;
  --space-9: 80px;
  --space-10: 96px;

  /* Typography */
  --font-heading: "Playfair Display", "DM Serif Display", Georgia, serif;
  --font-body: "Inter", system-ui, sans-serif;

  /* Sizing */
  --radius: 8px;
  --radius-lg: 12px;
  --radius-pill: 9999px;
  --shadow: 0 1px 3px rgba(26, 46, 42, 0.06);
  --shadow-soft: 0 4px 12px rgba(26, 46, 42, 0.04);
  --max-width: 72rem; /* max-w-6xl */
  --header-h: 72px;
  --tap-min: 44px;
  --transition: 180ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(1rem, 2vw + 0.5rem, 1.125rem);
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--tap-min);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.btn-primary {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

.btn-primary:hover {
  background: #0f211e;
  border-color: #0f211e;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}

.btn-secondary:hover {
  background: var(--border);
  border-color: var(--text-muted);
}

/* ----- Container ----- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

@media (max-width: 380px) {
  .container {
    padding: 0 var(--space-2);
  }
}

/* ----- Header ----- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  min-height: var(--header-h);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2) var(--space-3);
  min-height: var(--header-h);
  min-width: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
  flex: 1;
}

.logo img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex-shrink: 0;
}

.logo-name {
  display: block;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.2;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: var(--tap-min);
  height: var(--tap-min);
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  transition: opacity var(--transition);
  flex-shrink: 0;
}

.nav-toggle:hover {
  opacity: 0.8;
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.nav {
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  padding: var(--space-6) var(--space-3);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform 200ms ease, opacity 200ms ease, visibility 200ms;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.nav.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.nav-list {
  list-style: none;
  margin: 0 0 var(--space-5) 0;
  padding: 0;
}

.nav-list li {
  border-bottom: 1px solid var(--border);
}

.nav-list a {
  display: block;
  min-height: var(--tap-min);
  padding: var(--space-2) 0;
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text);
  transition: color var(--transition);
}

.nav-list a:hover {
  color: var(--accent);
}

.nav .btn-primary {
  width: 100%;
}

/* ----- Hero ----- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--header-h) + var(--space-4)) var(--space-3) var(--space-6);
}

.hero-media {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #1a2e2a 0%, #2d4a44 50%, #3d3a35 100%);
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-media.is-fallback .hero-video {
  display: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 46, 42, 0.65);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 36rem;
  text-align: center;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw + 1rem, 3rem);
  font-weight: 500;
  line-height: 1.2;
  margin: 0 0 var(--space-3);
  color: #fff;
}

.hero-text {
  font-size: clamp(1rem, 1.5vw + 0.5rem, 1.125rem);
  line-height: 1.6;
  margin: 0 0 var(--space-5);
  color: rgba(255, 255, 255, 0.92);
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
}

.hero-ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.hero-ctas .btn {
  width: 100%;
}

.hero-ctas .btn-primary {
  background: #fff;
  color: var(--text);
  border-color: #fff;
}

.hero-ctas .btn-primary:hover {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(255, 255, 255, 0.9);
}

.hero-ctas .btn-secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}

.hero-ctas .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.8);
}

.hero-trust {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

/* ----- Sections ----- */
.section {
  padding: var(--space-8) 0;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw + 0.5rem, 2.25rem);
  font-weight: 500;
  margin: 0 0 var(--space-2);
  color: var(--text);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.section-lead {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin: 0 0 var(--space-6);
  max-width: 40rem;
}

.section-title--center,
.section-lead--center {
  text-align: center;
}

.section-lead--center {
  margin-left: auto;
  margin-right: auto;
}

/* ----- Services ----- */
.section-services {
  background: var(--bg);
}

.section-services .container {
  overflow: visible;
}

.services-cards {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  gap: var(--space-4);
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: var(--space-3);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  margin-inline: calc(-1 * var(--space-3));
  padding-inline: var(--space-3);
}

.services-cards::-webkit-scrollbar {
  display: none;
}

.service-card {
  flex: 0 0 100%;
  min-width: 0;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition), border-color var(--transition);
}

.service-card:hover {
  box-shadow: var(--shadow-soft);
  border-color: var(--border-strong);
}

.services-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.services-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--border-strong);
  cursor: pointer;
  transition: background-color var(--transition), transform var(--transition);
}

.services-dot:hover {
  background: var(--text-muted);
}

.services-dot[aria-current="true"] {
  background: var(--text);
  transform: scale(1.25);
}

.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-3);
  color: var(--accent);
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 500;
  margin: 0 0 var(--space-2);
  color: var(--text);
}

.service-desc {
  margin: 0;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
  max-width: 32rem;
}

/* ----- About ----- */
.section-about {
  background: #fff;
}

.about-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.about-content .section-title {
  margin-bottom: var(--space-3);
}

.about-lead {
  font-size: 1.125rem;
  color: var(--text);
  margin: 0 0 var(--space-3);
  max-width: 38rem;
}

.about-text {
  margin: 0 0 var(--space-3);
  color: var(--text-muted);
  max-width: 38rem;
}

.about-text:last-of-type {
  margin-bottom: 0;
}

.about-visual {
  order: -1;
}

.about-image-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--border);
  max-width: 320px;
  margin: 0 auto;
}

.about-image {
  width: 100%;
  height: auto;
}

/* ----- Testimonials ----- */
.section-testimonials {
  background: var(--bg);
}

.section-testimonials .container {
  overflow: visible;
}

.testimonials-inner {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  gap: var(--space-4);
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: var(--space-3);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  margin-inline: calc(-1 * var(--space-3));
  padding-inline: var(--space-3);
}

.testimonials-inner::-webkit-scrollbar {
  display: none;
}

.testimonial-card {
  flex: 0 0 100%;
  min-width: 0;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  margin: 0;
  padding: var(--space-5);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.testimonial-text {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--text);
  margin: 0 0 var(--space-3);
  font-style: normal;
}

.testimonial-meta {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

.testimonials-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.testimonials-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--border-strong);
  cursor: pointer;
  transition: background-color var(--transition), transform var(--transition);
}

.testimonials-dot:hover {
  background: var(--text-muted);
}

.testimonials-dot[aria-current="true"] {
  background: var(--text);
  transform: scale(1.25);
}

/* ----- Contact ----- */
.section-contact {
  background: #fff;
}

.contact-panels {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-panel {
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-soft);
}

.contact-panel--info {
  background: #fff;
  border: 1px solid var(--border);
}

.contact-panel-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border);
}

.contact-panel-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.contact-panel-row:first-child {
  padding-top: 0;
}

.contact-panel-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--accent);
}

.contact-panel-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.contact-panel-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-panel-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  transition: color var(--transition);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

a.contact-panel-value:hover {
  color: var(--accent);
}

.contact-panel--cta {
  background: var(--text);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-4);
}

.contact-panel-cta-title {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 600;
  margin: 0;
  color: #fff;
}

.contact-panel-cta-text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.88);
}

.btn-contact-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--tap-min);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  background: #fff;
  color: var(--text);
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), opacity var(--transition);
  text-decoration: none;
}

.btn-contact-cta:hover {
  background: var(--bg);
  color: var(--text);
  opacity: 0.95;
}

/* ----- Footer ----- */
.footer {
  padding: var(--space-8) 0 var(--space-5);
  background: var(--text);
  color: rgba(255, 255, 255, 0.85);
}

.footer-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-bottom: var(--space-5);
  align-items: center;
  text-align: center;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
}

.footer-logo {
  display: inline-block;
}

.footer-logo img {
  width: 80px;
  height: 80px;
  object-fit: contain;
}

.footer-tagline {
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
  max-width: 20rem;
}

@media (max-width: 767px) {
  .footer-tagline {
    max-width: 100%;
  }
}

.footer-links,
.footer-contact {
  text-align: center;
}

.footer-heading {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 var(--space-3);
  color: rgba(255, 255, 255, 0.9);
}

.footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-list li {
  margin-bottom: var(--space-2);
}

.footer-list li:last-child {
  margin-bottom: 0;
}

.footer-list a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  transition: color var(--transition);
}

.footer-list a:hover {
  color: #fff;
}

.footer-phone,
.footer-address {
  margin: 0 0 var(--space-2);
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.5;
}

.footer-phone:last-child,
.footer-address:last-child {
  margin-bottom: 0;
}

.footer-phone a {
  color: rgba(255, 255, 255, 0.85);
  transition: color var(--transition);
}

.footer-phone a:hover {
  color: #fff;
}

.footer-divider {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  margin: 0 0 var(--space-5);
}

.footer-copy {
  margin: 0;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
}

/* ----- Reveal (optional, minimal) ----- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 220ms ease, transform 220ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Tablet: min-width 768px
   ============================================ */
@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .logo-name {
    display: none;
  }

  .nav {
    position: static;
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: 0;
    transform: none;
    opacity: 1;
    visibility: visible;
    overflow: visible;
  }

  .nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    margin: 0;
  }

  .nav-list li {
    border-bottom: none;
  }

  .nav-list a {
    padding: var(--space-2) var(--space-3);
    min-height: auto;
    font-size: 1rem;
  }

  .nav .btn-primary {
    width: auto;
  }

  .hero-ctas {
    flex-direction: row;
    justify-content: center;
    gap: var(--space-3);
  }

  .hero-ctas .btn {
    width: auto;
  }

  .services-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    overflow: visible;
    scroll-snap-type: none;
    margin-inline: 0;
    padding-inline: 0;
  }

  .service-card {
    flex: none;
    scroll-snap-align: none;
    scroll-snap-stop: normal;
  }

  .services-pagination {
    display: none;
  }

  .about-grid {
    flex-direction: row;
    align-items: center;
    gap: var(--space-8);
  }

  .about-visual {
    order: 0;
    flex: 0 0 40%;
  }

  .about-image-wrap {
    margin: 0;
  }

  .contact-panels {
    flex-direction: row;
    align-items: stretch;
    gap: var(--space-4);
  }

  .contact-panel {
    flex: 1;
    min-width: 0;
  }

  .footer-grid {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-8);
    text-align: left;
  }

  .footer-brand {
    flex: 1;
    min-width: 0;
    align-items: flex-start;
  }

  .footer-links,
  .footer-contact {
    flex: 0 0 auto;
    text-align: left;
  }

  .testimonials-inner {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    overflow: visible;
    scroll-snap-type: none;
    margin-inline: 0;
    padding-inline: 0;
  }

  .testimonial-card {
    flex: none;
    scroll-snap-align: none;
    scroll-snap-stop: normal;
  }

  .testimonials-pagination {
    display: none;
  }
}

/* ============================================
   Desktop: min-width 1024px
   ============================================ */
@media (min-width: 1024px) {
  .container {
    padding: 0 var(--space-5);
  }

  .section {
    padding: var(--space-10) 0;
  }

  .services-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .about-content {
    flex: 1;
  }

  .about-visual {
    flex: 0 0 36%;
  }

  .testimonials-inner {
    grid-template-columns: repeat(3, 1fr);
  }
}